何時

本当？いつ出たの？

Oh, really? When did he leave?

問題はいつ始めるかだ。

The question is when to start.

父がいつ戻るか知りません。

I don't know when my father will come back.

娘(むすめ)さんはいつ成人されましたか。

When did your daughter come of age?

僕らはいつ食事ができるのかな。

When can we eat?